From: Ricardo Scop <scop@digitel.com.br>
To: "zhongqx" <zhongqx@guoguang.com.cn>
Cc: <linuxppc-embedded@lists.linuxppc.org>
Subject: Re: Why FEC and SCC1 can not work at the same time?
Date: Tue, 17 Sep 2002 15:02:04 -0300 [thread overview]
Message-ID: <11626.020917@plugin.com.br> (raw)
In-Reply-To: <001001c25e1e$c9c33ac0$7301a8c0@zhongqx>
Zhongqx,
Probably there some is initialization missing/misconfigured both in FEC
and SCC enet drivers for your board. Main candidates are I/O pins
configuration and/or clock selection.
HTH,
Ricardo Scop mailto:scop@digitel.com.br
------------------------------------------------------------------
It might look like I'm doing nothing, but at the cellular level I'm
really quite busy.
Tuesday, September 17, 2002, 4:49:44 AM, you wrote:
z> Hello,every one
z> Hello Wolf gang thank you for help!my ramdisk problem has passed!I use linux-2.4.4-2002-02-14 kernel and all is ok!but I dont understand why linux-2.4.18 is not ok.
z> Now I meet a new problem! it is very strange!
z> I want to use FEC(100M) and SCC1(10M) interface,but they can not work together.
z> When I use ppcboot with CONFIG_SCC1_ENET defined , boot linux ,then SCC1 is ok,when I ping FEC (I config it ip address is 192.168.2.221) it displayed messaged "time out".
z> When I use ppcboot with CONFIG_FEC_ENET defined, boot linux ,then FEC is ok, when I
z> ping SCC( I config it ip address is 192.168.1.198) it displayed messaged also "time out".
z> Can you someone give help?thank you in advanced! the following is the linux output:
<snip>
** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2002-09-17 18:02 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-17 7:49 Why FEC and SCC1 can not work at the same time? zhongqx
2002-09-17 18:02 ` Ricardo Scop [this message]
2002-09-17 20:10 ` Wolfgang Denk
2002-09-18 0:31 ` zhongqx
2002-09-18 16:02 ` Rick Hunnicutt
-- strict thread matches above, loose matches on Subject: below --
2002-09-17 20:20 Dave Ellis
2002-09-18 5:42 ` zhongqx
2002-09-18 16:40 ` Wolfgang Denk
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